156915385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{1543}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 210441024

約数和(自身を除く): 53525639

約数列:

[1, 5, 11, 43, 55, 215, 473, 1543, 1849, 2365, 7715, 9245, 16973, 20339, 66349, 84865, 101695, 331745, 729839, 2853007, 3649195, 14265035, 31383077, 156915385]

約数ペア:

[(1, 156915385), (5, 31383077), (11, 14265035), (43, 3649195), (55, 2853007), (215, 729839), (473, 331745), (1543, 101695), (1849, 84865), (2365, 66349), (7715, 20339), (9245, 16973)]